feat(plugins/pagerduty): check for service id annotation for applicable entities

Signed-off-by: Alec Jacobs <cajacobs5401@gmail.com>

plugins/pagerduty/src/components/PagerDutyCard/index.test.tsx

@@ -15,7 +15,7 @@
  */
 import React from 'react';
 import { render, waitFor, fireEvent, act } from '@testing-library/react';
-import { PagerDutyCard } from '../PagerDutyCard';
+import { PagerDutyCard, isPluginApplicableToEntity } from '../PagerDutyCard';
 import { Entity } from '@backstage/catalog-model';
 import { EntityProvider } from '@backstage/plugin-catalog-react';
 import { TestApiRegistry, wrapInTestApp } from '@backstage/test-utils';
@@ -35,6 +35,7 @@ const apis = TestApiRegistry.from(
   [pagerDutyApiRef, mockPagerDutyApi],
   [alertApiRef, {}],
 );
+
 const entity: Entity = {
   apiVersion: 'backstage.io/v1alpha1',
   kind: 'Component',
@@ -46,6 +47,38 @@ const entity: Entity = {
   },
 };
 
+const entityWithoutAnnotations: Entity = {
+  apiVersion: 'backstage.io/v1alpha1',
+  kind: 'Component',
+  metadata: {
+    name: 'pagerduty-test',
+    annotations: {},
+  },
+};
+
+const entityWithServiceId: Entity = {
+  apiVersion: 'backstage.io/v1alpha1',
+  kind: 'Component',
+  metadata: {
+    name: 'pagerduty-test',
+    annotations: {
+      'pagerduty.com/service-id': 'def456',
+    },
+  },
+};
+
+const entityWithAllAnnotations: Entity = {
+  apiVersion: 'backstage.io/v1alpha1',
+  kind: 'Component',
+  metadata: {
+    name: 'pagerduty-test',
+    annotations: {
+      'pagerduty.com/integration-key': 'abc123',
+      'pagerduty.com/service-id': 'def456',
+    },
+  },
+};
+
 const user: User = {
   name: 'person1',
   id: 'p1',
@@ -55,7 +88,7 @@ const user: User = {
 };
 
 const service: Service = {
-  id: 'abc',
+  id: 'def456',
   name: 'pagerduty-name',
   html_url: 'www.example.com',
   escalation_policy: {
@@ -63,9 +96,35 @@ const service: Service = {
     user: user,
     html_url: 'http://a.com/id1',
   },
-  integrationKey: 'abcd',
+  integrationKey: 'abc123',
 };
 
+describe('isPluginApplicableToEntity', () => {
+  describe('when entity has no annotations', () => {
+    it('returns false', () => {
+      expect(isPluginApplicableToEntity(entityWithoutAnnotations)).toBe(false);
+    });
+  });
+
+  describe('when entity has the pagerduty.com/integration-key annotation', () => {
+    it('returns true', () => {
+      expect(isPluginApplicableToEntity(entity)).toBe(true);
+    });
+  });
+
+  describe('when entity has the pagerduty.com/service-id annotation', () => {
+    it('returns true', () => {
+      expect(isPluginApplicableToEntity(entityWithServiceId)).toBe(true);
+    });
+  });
+
+  describe('when entity has all annotations', () => {
+    it('returns true', () => {
+      expect(isPluginApplicableToEntity(entityWithAllAnnotations)).toBe(true);
+    });
+  });
+});
+
 describe('PageDutyCard', () => {
   it('Render pagerduty', async () => {
     mockPagerDutyApi.getServiceByIntegrationKey = jest

plugins/pagerduty/src/components/PagerDutyCard/index.tsx

@@ -26,7 +26,7 @@ import { MissingTokenError } from '../Errors/MissingTokenError';
 import WebIcon from '@material-ui/icons/Web';
 import DateRangeIcon from '@material-ui/icons/DateRange';
 import { usePagerdutyEntity } from '../../hooks';
-import { PAGERDUTY_INTEGRATION_KEY } from '../constants';
+import { PAGERDUTY_INTEGRATION_KEY, PAGERDUTY_SERVICE_ID } from '../constants';
 import { TriggerDialog } from '../TriggerDialog';
 import { ChangeEvents } from '../ChangeEvents';
 
@@ -40,7 +40,10 @@ import {
 } from '@backstage/core-components';
 
 export const isPluginApplicableToEntity = (entity: Entity) =>
-  Boolean(entity.metadata.annotations?.[PAGERDUTY_INTEGRATION_KEY]);
+  Boolean(
+    entity.metadata.annotations?.[PAGERDUTY_INTEGRATION_KEY] ||
+      entity.metadata.annotations?.[PAGERDUTY_SERVICE_ID],
+  );
 
 export const PagerDutyCard = () => {
   const { integrationKey } = usePagerdutyEntity();